20 Members (excluding the associate or suspended members but including the countries represented on their behalf) [The rulers are not necessarily the representatives in the organisation. ] :
 |  | AUSTRIA | (Vienna) |  | President Michael Hainisch |  | |
 |  | BELGIUM | (Brussels) |  | King Albert I | | |
 |  | SWITZERLAND | (Berne lq + Lausanne j) |  | President Ernest-Louis Chuard | | |
 |  | CZECHOSLOVAKIA | (Prague a + Lany s) |  | President Tomas Garrigue Masaryk | | |
 |  | GERMANY | (Berlin a) |  | Reichpresident Friedrich Ebert | | |
 |  | DENMARK | (Copenhagen) |  | King Christian X | | |
 |  | EGYPT | (Cairo a + Alexandria r) |  | King Fuad I |  | |
 |  | FINLAND | (Helsinki a + Kultaranta s) |  | President Kaarlo Juho Stahlberg | | |
 |  | FRANCE | (Paris) |  | President Alexandre Millerand | | |
 |  | GREECE | (Athens a) |  | Pavlos Theodorou Koundouriotis | | |
 |  | HUNGARY | (Budapest a) |  | Regent Miklos Horthy de Nagybanya | | |
 |  | ITALY | (Rome a) |  | King Victor Emmanuel III | | |
 |  | NETHERLANDS | (Amsterdam a + The Hague jlr + Wassenaar r) |  | Queen Wilhelmina | | |
 |  | POLAND | (Warsaw a) |  | President Gabriel Narutowicz | | |
 |  | PORTUGAL | (Lisbon) |  | President Manuel Teixeira Gomes | | |
 |  | CHINA | (Peking) |  | President Tsao Kun |  | |
 |  | RUMANIA | (Bucharest) |  | King Ferdinand I | | |
 |  | SWEDEN | (Stockholm) |  | King Gustav V | | |
 |  | AMERICA | (Washington-District of Columbia) |  | President Calvin Coolidge |  | |
 |  | JUGO-SLAVIA | (Belgrade) |  | King Alexander I. the Unifier Karageorgevich | | |
